SINCE 1828
mesothorax
noun
me·so·tho·rax
| \ ˌme-zə-ˈthȯr-ˌaks
, ˌmē-, -sə-\
, ˌmē-, -sə-\
Definition of mesothorax
: the middle of the three segments of the thorax of an insect — see insect illustration
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